CareDx, Inc., a precision medicine company, discovers, develops, and commercializes healthcare solutions for transplant patients and caregivers worldwide. It offers AlloSure Kidney, a donor-derived cell-free DNA (dd-cfDNA) solution for kidney transplant patients; and AlloMap Heart, a gene expression solution for heart transplant patients. The company also develops, manufactures, markets, and sells products that increase the chance of successful transplants by facilitating a match between a donor and a recipient of stem cells and solid organs. In addition, it offers Olerup SSP, which is used to type human leukocyte antigen (HLA) alleles based on sequence specific primer technology; Olerup SBT, a product range for sequence-based typing of HLA alleles; QTYPE that enables precision in HLA typing at a low to intermediate resolution for samples that uses real-time polymerase chain reaction methodology; and TruSight HLA, a solution for use in transplantation diagnostic testing. Further, the c